879217020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23371}}^1$

素因数の和:23416

約数の個数: 144

約数和(自身を含む): 3062666880

約数和(自身を除く): 2183449860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2508, 3135, 3420, 3762, 4180, 6270, 7524, 9405, 12540, 18810, 23371, 37620, 46742, 70113, 93484, 116855, 140226, 210339, 233710, 257081, 280452, 350565, 420678, 444049, 467420, 514162, 701130, 771243, 841356, 888098, 1028324, 1051695, 1285405, 1332147, 1402260, 1542486, 1776196, 2103390, 2220245, 2313729, 2570810, 2664294, 3084972, 3856215, 3996441, 4206780, 4440490, 4627458, 4884539, 5141620, 5328588, 6660735, 7712430, 7992882, 8880980, 9254916, 9769078, 11568645, 13321470, 14653617, 15424860, 15985764, 19538156, 19982205, 23137290, 24422695, 26642940, 29307234, 39964410, 43960851, 46274580, 48845390, 58614468, 73268085, 79928820, 87921702, 97690780, 146536170, 175843404, 219804255, 293072340, 439608510, 879217020]

約数ペア:

[(1, 879217020), (2, 439608510), (3, 293072340), (4, 219804255), (5, 175843404), (6, 146536170), (9, 97690780), (10, 87921702), (11, 79928820), (12, 73268085), (15, 58614468), (18, 48845390), (19, 46274580), (20, 43960851), (22, 39964410), (30, 29307234), (33, 26642940), (36, 24422695), (38, 23137290), (44, 19982205), (45, 19538156), (55, 15985764), (57, 15424860), (60, 14653617), (66, 13321470), (76, 11568645), (90, 9769078), (95, 9254916), (99, 8880980), (110, 7992882), (114, 7712430), (132, 6660735), (165, 5328588), (171, 5141620), (180, 4884539), (190, 4627458), (198, 4440490), (209, 4206780), (220, 3996441), (228, 3856215), (285, 3084972), (330, 2664294), (342, 2570810), (380, 2313729), (396, 2220245), (418, 2103390), (495, 1776196), (570, 1542486), (627, 1402260), (660, 1332147), (684, 1285405), (836, 1051695), (855, 1028324), (990, 888098), (1045, 841356), (1140, 771243), (1254, 701130), (1710, 514162), (1881, 467420), (1980, 444049), (2090, 420678), (2508, 350565), (3135, 280452), (3420, 257081), (3762, 233710), (4180, 210339), (6270, 140226), (7524, 116855), (9405, 93484), (12540, 70113), (18810, 46742), (23371, 37620)]